diff --git a/SweetLib.Demo.Console/SweetLib.Demo.Console.csproj b/SweetLib.Demo.Console/SweetLib.Demo.Console.csproj
index 9bc892b..4a7e6f1 100644
--- a/SweetLib.Demo.Console/SweetLib.Demo.Console.csproj
+++ b/SweetLib.Demo.Console/SweetLib.Demo.Console.csproj
@@ -49,12 +49,6 @@
   <ItemGroup>
     <None Include="App.config" />
   </ItemGroup>
-  <ItemGroup>
-    <ProjectReference Include="..\SweetLib\SweetLib.csproj">
-      <Project>{02c1f8ef-32f2-4e77-a36d-79129402af37}</Project>
-      <Name>SweetLib</Name>
-    </ProjectReference>
-  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.
diff --git a/SweetLib.Demo/SweetLib.Demo.csproj b/SweetLib.Demo/SweetLib.Demo.csproj
index 31eaa9f..dc15a44 100644
--- a/SweetLib.Demo/SweetLib.Demo.csproj
+++ b/SweetLib.Demo/SweetLib.Demo.csproj
@@ -81,12 +81,6 @@
   <ItemGroup>
     <None Include="App.config" />
   </ItemGroup>
-  <ItemGroup>
-    <ProjectReference Include="..\SweetLib\SweetLib.csproj">
-      <Project>{02c1f8ef-32f2-4e77-a36d-79129402af37}</Project>
-      <Name>SweetLib</Name>
-    </ProjectReference>
-  </ItemGroup>
   <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
   <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
        Other similar extension points exist, see Microsoft.Common.targets.
diff --git a/SweetLib/Classes/Exception/RegistryStorerException.cs b/SweetLib.Old/Classes/Exception/RegistryStorerException.cs
similarity index 100%
rename from SweetLib/Classes/Exception/RegistryStorerException.cs
rename to SweetLib.Old/Classes/Exception/RegistryStorerException.cs
diff --git a/SweetLib/Classes/Storer/IStorer.cs b/SweetLib.Old/Classes/Storer/IStorer.cs
similarity index 100%
rename from SweetLib/Classes/Storer/IStorer.cs
rename to SweetLib.Old/Classes/Storer/IStorer.cs
diff --git a/SweetLib/Classes/Storer/IniFileStorer.cs b/SweetLib.Old/Classes/Storer/IniFileStorer.cs
similarity index 100%
rename from SweetLib/Classes/Storer/IniFileStorer.cs
rename to SweetLib.Old/Classes/Storer/IniFileStorer.cs
diff --git a/SweetLib/Classes/Storer/RegistryStorer.cs b/SweetLib.Old/Classes/Storer/RegistryStorer.cs
similarity index 100%
rename from SweetLib/Classes/Storer/RegistryStorer.cs
rename to SweetLib.Old/Classes/Storer/RegistryStorer.cs
diff --git a/SweetLib/Properties/AssemblyInfo.cs b/SweetLib.Old/Properties/AssemblyInfo.cs
similarity index 100%
rename from SweetLib/Properties/AssemblyInfo.cs
rename to SweetLib.Old/Properties/AssemblyInfo.cs
diff --git a/SweetLib/SweetLib.csproj b/SweetLib.Old/SweetLib.Old.csproj
similarity index 100%
rename from SweetLib/SweetLib.csproj
rename to SweetLib.Old/SweetLib.Old.csproj
diff --git a/SweetLib/SweetLib.nuspec b/SweetLib.Old/SweetLib.nuspec
similarity index 100%
rename from SweetLib/SweetLib.nuspec
rename to SweetLib.Old/SweetLib.nuspec
diff --git a/SweetLib/Utils/Logger/Logger.cs b/SweetLib.Old/Utils/Logger/Logger.cs
similarity index 100%
rename from SweetLib/Utils/Logger/Logger.cs
rename to SweetLib.Old/Utils/Logger/Logger.cs
diff --git a/SweetLib/Utils/Logger/Memory/ArchivableConsoleLogMemory.cs b/SweetLib.Old/Utils/Logger/Memory/ArchivableConsoleLogMemory.cs
similarity index 100%
rename from SweetLib/Utils/Logger/Memory/ArchivableConsoleLogMemory.cs
rename to SweetLib.Old/Utils/Logger/Memory/ArchivableConsoleLogMemory.cs
diff --git a/SweetLib/Utils/Logger/Memory/ILogMemory.cs b/SweetLib.Old/Utils/Logger/Memory/ILogMemory.cs
similarity index 100%
rename from SweetLib/Utils/Logger/Memory/ILogMemory.cs
rename to SweetLib.Old/Utils/Logger/Memory/ILogMemory.cs
diff --git a/SweetLib/Utils/Logger/Message/LogMessage.cs b/SweetLib.Old/Utils/Logger/Message/LogMessage.cs
similarity index 100%
rename from SweetLib/Utils/Logger/Message/LogMessage.cs
rename to SweetLib.Old/Utils/Logger/Message/LogMessage.cs
diff --git a/SweetLib/Utils/Logger/Message/LogMessageFormatter.cs b/SweetLib.Old/Utils/Logger/Message/LogMessageFormatter.cs
similarity index 100%
rename from SweetLib/Utils/Logger/Message/LogMessageFormatter.cs
rename to SweetLib.Old/Utils/Logger/Message/LogMessageFormatter.cs
diff --git a/SweetLib/Utils/SweetUtils.cs b/SweetLib.Old/Utils/SweetUtils.cs
similarity index 100%
rename from SweetLib/Utils/SweetUtils.cs
rename to SweetLib.Old/Utils/SweetUtils.cs
diff --git a/SweetLib/Utils/TaskBar/TaskBarProgress.cs b/SweetLib.Old/Utils/TaskBar/TaskBarProgress.cs
similarity index 100%
rename from SweetLib/Utils/TaskBar/TaskBarProgress.cs
rename to SweetLib.Old/Utils/TaskBar/TaskBarProgress.cs
diff --git a/SweetLib/build-nuget.bat b/SweetLib.Old/build-nuget.bat
similarity index 100%
rename from SweetLib/build-nuget.bat
rename to SweetLib.Old/build-nuget.bat
diff --git a/SweetLib.sln b/SweetLib.sln
index fe43780..441a2c1 100644
--- a/SweetLib.sln
+++ b/SweetLib.sln
@@ -1,24 +1,20 @@
 
 Microsoft Visual Studio Solution File, Format Version 12.00
-# Visual Studio 14
-VisualStudioVersion = 14.0.25420.1
+# Visual Studio 15
+VisualStudioVersion = 15.0.26730.16
 MinimumVisualStudioVersion = 10.0.40219.1
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SweetLib", "SweetLib\SweetLib.csproj", "{02C1F8EF-32F2-4E77-A36D-79129402AF37}"
-EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SweetLib.Demo", "SweetLib.Demo\SweetLib.Demo.csproj", "{9350E0D4-9FE7-49D5-ACDE-E857E547889C}"
 EndProject
 Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SweetLib.Demo.Console", "SweetLib.Demo.Console\SweetLib.Demo.Console.csproj", "{C8681E08-6F23-45E1-A16F-BBA72003219B}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "SweetLib.Old", "SweetLib.Old\SweetLib.Old.csproj", "{02C1F8EF-32F2-4E77-A36D-79129402AF37}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
 		Release|Any CPU = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(ProjectConfigurationPlatforms) = postSolution
-		{02C1F8EF-32F2-4E77-A36D-79129402AF37}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
-		{02C1F8EF-32F2-4E77-A36D-79129402AF37}.Debug|Any CPU.Build.0 = Debug|Any CPU
-		{02C1F8EF-32F2-4E77-A36D-79129402AF37}.Release|Any CPU.ActiveCfg = Release|Any CPU
-		{02C1F8EF-32F2-4E77-A36D-79129402AF37}.Release|Any CPU.Build.0 = Release|Any CPU
 		{9350E0D4-9FE7-49D5-ACDE-E857E547889C}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
 		{9350E0D4-9FE7-49D5-ACDE-E857E547889C}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{9350E0D4-9FE7-49D5-ACDE-E857E547889C}.Release|Any CPU.ActiveCfg = Release|Any CPU
@@ -27,10 +23,17 @@ Global
 		{C8681E08-6F23-45E1-A16F-BBA72003219B}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{C8681E08-6F23-45E1-A16F-BBA72003219B}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{C8681E08-6F23-45E1-A16F-BBA72003219B}.Release|Any CPU.Build.0 = Release|Any CPU
+		{02C1F8EF-32F2-4E77-A36D-79129402AF37}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{02C1F8EF-32F2-4E77-A36D-79129402AF37}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{02C1F8EF-32F2-4E77-A36D-79129402AF37}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{02C1F8EF-32F2-4E77-A36D-79129402AF37}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
 	EndGlobalSection
+	GlobalSection(ExtensibilityGlobals) = postSolution
+		SolutionGuid = {7AF4F0AF-F1C1-473C-BEE3-8C2B6DAEBF35}
+	EndGlobalSection
 	GlobalSection(AutomaticVersions) = postSolution
 		UpdateAssemblyVersion.Release|Any CPU = True
 		UpdateAssemblyFileVersion.Release|Any CPU = True